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Presents a study which investigated the interdiffusion process of GaAsSb/GaAs single quantum wells, using photoluminesence. Details on the solving of the diffusion equations and the Schrodinger equation; In-depth look at the InGaAs materials; Methodology used to conduct the study; Results of the...

Examines the effect of diffusion of monatomic hydrogen on photoluminescence in the indium gallium arsenide (GaAs)/aluminium GaAs system. Influence of molecular beam epitaxy on the growth of quantum wells; Use of deep level transient spectroscopy; Factors affecting the enhancement of...

Presents a study that investigated the dependence of the zinc diffusion-induced disordering of gallium arsenide/Al[sub0.2]Ga[sub0.8]As multiple-quantum-well (MQW) structures on their background silicon-doping level. Procedures for the preparation of MQW structures; Different regions of the...

Provides information on a time-dependent SchrÃ¶dinger equation for a double-barrier and a quantum-well resonant tunneling structure. Replacements for delta-function potentials; Application of the finite difference method; Transport properties of an electron.

Exciton states in a pair of strongly coupled artificial asymmetric quantum dots (QDs) have been studied in magnetic fields up to B = 8T by means of photoluminescence spectroscopy. The QD molecules have been fabricated using a selective interdiffusion technique applied to asymmetric...

Excitonic spectrum of the wurtzite ZnO/ZnMgO quantum wells with a width on the order of or larger than the Bohr radius of the exciton has been studied; the quantum wells have been grown by the method of molecular beam epitaxy (with plasma-assisted activation of oxygen) on substrates of sapphire...

Focuses on a study which examined the effects of diffusion on monatomic hydrogen and deuterium in InGaAs/AlGaAs quantum wells using photoluminescence (PL) and secondary-ion-mass spectroscopy. Experimental procedures; Samples used in the study; Results of the study.

Examines the influence of the occurrence of magnetic polaron on the values of the diffusion constants deduced from observations of the photoluminescence in diffused magnetic quantum-well structures. Application of photoluminescence excitation spectroscopy; Change in the properties of diffusion...